Fenix mini LD01 CREE Q5 80 Lumens LED Flashlight - black color, using one AAA battery 3 inch length, less than one ounce weight, AMAZING 3 OUTPUT LEVELS: 27 Lumens (3.5hrs) -&gt; 10 Lumens (8.5hrs) -&gt; 80 Lumens (1hrs) Uses one 1.5V AAA ( Alkaline, Ni-MH, Lithium ) battery, inexpensive and widely available--NOT INCLUDED Unbelievable 1 ounce body design is made of durable aircraft-grade aluminum, Type III hard-anodized anti-abrasive finish Waterproof to IPX-8 Standard Virtually indestructible, microprocessor-controlled, CREE light emitting diode (LED) has no filament to burn out or break